/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 * 
 *  http://www.apache.org/licenses/LICENSE-2.0
 * 
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package org.apache.myfaces.custom.skin.webapp;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * This is a Servlet which serves up skin resources like stylesheets.
 */
public class SkinResourceServlet extends HttpServlet
{
    private static final long serialVersionUID = 119728749094322286L;
    private StyleSheetLoader loader;
    
    
    @Override
    public void init() throws ServletException
    {
        super.init();
        loader = new CachingStyleSheetLoader();
    }
    

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp)
            throws ServletException, IOException
    {        
        String uri = req.getRequestURI();
        if(uri != null && uri.endsWith(".css"))
        {
            loader.loadStyleSheet(req, resp, getServletConfig());
        }
    }
}
